The relationship between Mexico and Canada in 2024 could be described in a word: “terrible,” says Graeme C. Clark, Canada’s then-ambassador to Mexico. Both Canada and Mexico recognize that their strained relationship needs a reset. Why We Wrote This Canada and Mexico left their relationship untended for decades in favor of ties with the United States. But as the Trump administration throws diplomatic elbows, America’s two neighbors see a chance to renew connections with each other. It’s perhaps telling that her main incentive in accepting the invitation was to meet with Mr. Trump.